Web Resources

NOTE: The URLs below were accurate as of the date of publication, but they are subject to change without notice.

http://electron9.phys.utk.edu/phys136d/modules/m3/heatpump.htm
University of Tennessee
Animated explanation of the steam engine and internal combustion engine; links to other sites with lessons on internal-combustion engines.

www.howstuffworks.com/horsepower.htm
Howstuffworks.com, Inc.
Explains horsepower, torque, dynamometer testing, power-to-weight ratios; links to other sites on mechanics and automotive technology.